Home / 46,387.88-69,575.59-13,110.55

Finding the Fourth Proportional to 46,387.88, 69,575.59 and 13,110.55

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Solution

The fourth proportional to 46,387.88, 69,575.59 and 13,110.55 is: 19,664.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,387.88 : 69,575.59 = 13,110.55 : x
  2. Step 2: Convert to fraction form
    46,387.88/69,575.59 = 13,110.55/x
  3. Step 3: Cross multiply
    46,387.88x = 69,575.59 × 13,110.55
  4. Step 4: Simplify right side
    46,387.88x = 912,174,251.47
  5. Step 5: Solve for x
    x = 912,174,251.47/46,387.88
  6. Step 6: Final answer
    x = 19,664.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.